Finding the Fourth Proportional to 178,879.74, 246,800.14 and 107,233.62
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Solution
The fourth proportional to 178,879.74, 246,800.14 and 107,233.62 is: 147,950.08
Step by Step Solution
- Step 1: Write the proportion equation
178,879.74 : 246,800.14 = 107,233.62 : x - Step 2: Convert to fraction form
178,879.74/246,800.14 = 107,233.62/x - Step 3: Cross multiply
178,879.74x = 246,800.14 × 107,233.62 - Step 4: Simplify right side
178,879.74x = 26,465,272,428.71 - Step 5: Solve for x
x = 26,465,272,428.71/178,879.74 - Step 6: Final answer
x = 147,950.08
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.